CHILD LABOUR Presentation

CHILD LABOUR INTRODUCTION : Child labour is a person who is forced to work by there elders for their source of income and stage of studying and spoiling their childhood . Here we go in details of child labour ,who is child labour,what does they do,how can reduce child labour.     WHAT IS "CHILD LABOR"? "Child labor" is, generally speaking, work for children that harms them or exploits them in some way (physically, mentally, morally, or by blocking access to education). BUT: There is no universally accepted definition of "child labor". Varying definitions of the term are used by international organizations, non-governmental organizations, trade unions and other interest groups. Writers and speakers don't always specify what definition they are using,...

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BLU-RAY DISC Presentation

Blu-ray Disc (also known as Blu-ray or BD) is an optical disc storage media format. Its main uses are high-definition video and data storage. The disc has the same dimensions as a standard DVD or CD. The name Blu-ray Disc is derived from the blue-violet laser used to read and write this type of disc. Because of its shorter wavelength (405 nm), substantially more data can be stored on a Blu-ray Disc than on the DVD format, which uses a red (650 nm) laser. A dual layer Blu-ray Disc can store 50 GB, almost six times the capacity of a dual layer DVD. Blu-ray Disc was developed by the Blu-ray Disc Association, a group of companies...

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